Robinson Helicopters has issued a service bulletin for its R44 and R22 aircraft to address potential issues with certain governor controller upgrades. [Courtesy: Robinson Helicopters] Robinson ...

Cars tend to break down over time. Components get old and worn out, and things can quickly turn sour without yearly maintenance. However, on a rare occasion, something unexpected may happen. Like with ...

Superior Air Parts issued a mandatory service bulletin (MSB) for intake valves (part number SA539988). The MSB requires replacement of these valves used in Continental 470, 520, and 550 series engines ...

Aircraft manufacturers issue service bulletins to inform owners and operators about critical and useful information on aircraft safety, maintenance or product improvement. Compliance with service ...

A Technical Service Bulletin (TSB) is a document that contains special instructions and procedures that can be used by technicians to correct or repair unanticipated problems with vehicles. The TSB ...